Table 9.  Commercial Sector Energy Consumption Estimates, Selected Years, 1960-2006, Maryland






Year



Coal a


Natural
Gas b
Petroleum
Hydro-
electric
Power f






Biomass a,g






Geothermal

Retail
Electricity
Sales





Net
Energy



Electrical
System
Energy
Losses h






Total i,j
Distillate
Fuel Oil a

Kerosene a

LPG a,c
Motor
Gasoline d
Residual
Fuel Oil a

Total e
Thousand
Short Tons
Billion
Cubic Feet

Thousand Barrels
Million
Kilowatthours
Million
Kilowatthours
1960
117   8   2,357 72   109 72 2,442 5,052 0   – –   – –   2,696 – –   – –   – –  
1961
108   9   2,584 84   119 80 1,817 4,683 0   – –   – –   2,785 – –   – –   – –  
1962
119   10   2,674 84   143 81 1,560 4,542 0   – –   – –   2,979 – –   – –   – –  
1963
152   10   2,795 77   152 83 1,597 4,705 0   – –   – –   3,208 – –   – –   – –  
1964
149   11   2,801 73   155 86 1,850 4,964 0   – –   – –   3,531 – –   – –   – –  
1965
100   13   2,800 70   158 90 1,920 5,039 0   – –   – –   3,937 – –   – –   – –  
1966
62   13   2,791 71   186 92 2,216 5,356 0   – –   – –   4,414 – –   – –   – –  
1967
50   19   3,062 67   162 94 1,623 5,008 0   – –   – –   4,818 – –   – –   – –  
1968
48   21   3,147 73   158 98 1,396 4,872 0   – –   – –   5,296 – –   – –   – –  
1969
45   24   3,033 72   173 102 1,580 4,961 0   – –   – –   5,813 – –   – –   – –  
1970
36   26   3,206 70   178 103 1,498 5,054 0   – –   – –   6,347 – –   – –   – –  
1971
34   28   3,109 78   180 106 2,540 6,013 0   – –   – –   6,797 – –   – –   – –  
1972
26   30   3,252 53   205 106 2,500 6,117 0   – –   – –   7,260 – –   – –   – –  
1973
32   30   3,368 32   223 112 2,596 6,330 0   – –   – –   7,946 – –   – –   – –  
1974
38   30   3,174 33   208 118 1,888 5,420 0   – –   – –   7,658 – –   – –   – –  
1975
24   25   3,291 33   219 120 1,169 4,833 0   – –   – –   8,573 – –   – –   – –  
1976
19   28   3,200 31   240 124 1,396 4,990 0   – –   – –   9,012 – –   – –   – –  
1977
33   28   3,352 20   233 112 1,265 4,982 0   – –   – –   8,848 – –   – –   – –  
1978
26   27   3,283 16   218 123 1,002 4,643 0   – –   – –   9,042 – –   – –   – –  
1979
155   32   3,635 35   34 123 1,095 4,922 0   – –   – –   9,156 – –   – –   – –  
1980
29   29   2,865 20   131 121 1,159 4,296 0   – –   – –   9,387 – –   – –   – –  
1981
33   32   1,568 16   161 137 208 2,090 0   – –   – –   9,578 – –   – –   – –  
1982
85   31   1,770 88   140 137 452 2,587 0   – –   – –   9,696 – –   – –   – –  
1983
84   31   2,789 41   167 164 561 3,721 0   – –   – –   10,117 – –   – –   – –  
1984
65   25   3,280 66 [R ] 184 151 765 4,400 0   – –   – –   9,455 – –   – –   – –  
1985
94   24   2,169 89   174 170 252 2,855 0   – –   – –   9,621 – –   – –   – –  
1986
97   24   1,718 49   134 174 867 2,943 0   – –   – –   10,256 – –   – –   – –  
1987
136   26   2,210 23   167 181 1,829 4,409 0   – –   – –   10,861 – –   – –   – –  
1988
96   26   2,131 63   158 169 719 3,241 0   – –   – –   11,535 – –   – –   – –  
1989
43   27   2,228 89   194 197 1,282 3,990 0 [k ] – –   – –   10,641 – –   – –   – –  
1990
38   24   2,489 48   192 231 548 3,508 0   – –   – –   11,021 – –   – –   – –  
1991
34   38   2,659 52   214 118 133 3,177 0   – –   – –   11,259 – –   – –   – –  
1992
11   42   2,994 42   241 103 473 3,853 0   – –   – –   11,355 – –   – –   – –  
1993
12   44   2,868 85   248 31 191 3,423 0   – –   – –   12,006 – –   – –   – –  
1994
31   44   3,407 213   253 31 214 4,117 0   – –   – –   13,914 – –   – –   – –  
1995
258   47   3,097 210   291 32 119 3,749 0   – –   – –   23,730 – –   – –   – –  
1996
36   46   3,270 151   327 32 108 3,886 0   – –   – –   23,780 – –   – –   – –  
1997
49   50   2,481 227   351 31 50 3,140 0   – –   – –   24,070 – –   – –   – –  
1998
47   57   2,555 313   320 31 42 3,262 0   – –   – –   24,950 – –   – –   – –  
1999
41   58   2,212 254   293 31 52 2,843 0   – –   – –   25,662 – –   – –   – –  
2000
74   56   2,582 363   238 116 87 3,385 0   – –   – –   26,506 – –   – –   – –  
2001
67   60   2,513 347   286 33 34 3,212 0   – –   – –   26,995 – –   – –   – –  
2002
3   64   2,499 171   298 33 63 3,064 0   – –   – –   21,845 – –   – –   – –  
2003
5   71   2,232 195   415 33 280 3,155 0   – –   – –   16,950 – –   – –   – –  
2004
51 [R ] 70   2,108 126   357 33 87 2,711 0   – –   – –   17,264 – –   – –   – –  
2005
29   70   1,785 126   353 34 98 2,395 0   – –   – –   17,932 – –   – –   – –  
2006
39   63   1,802 62   331 34 48 2,277 0   – –   – –   29,729 – –   – –   – –  
Trillion Btu
1960
2.9   8.3   13.7 0.4   0.4 0.4 15.4 30.3 0.0   0.2   0.0   9.2 50.9   22.7   73.6  
1961
2.7   9.1   15.1 0.5   0.5 0.4 11.4 27.8 0.0   0.1   0.0   9.5 49.3   23.1   72.4  
1962
3.0   10.0   15.6 0.5   0.6 0.4 9.8 26.9 0.0   0.1   0.0   10.2 50.1   24.4   74.6  
1963
3.8   10.8   16.3 0.4   0.6 0.4 10.0 27.8 0.0   0.1   0.0   10.9 53.5   26.2   79.7  
1964
3.7   11.8   16.3 0.4   0.6 0.5 11.6 29.4 0.0   0.1   0.0   12.0 57.1   28.6   85.7  
1965
2.5   13.3   16.3 0.4   0.6 0.5 12.1 29.9 0.0   0.1   0.0   13.4 59.2   32.1   91.3  
1966
1.5   13.8   16.3 0.4   0.7 0.5 13.9 31.8 0.0   0.1   0.0   15.1 62.3   36.1   98.4  
1967
1.2   19.9   17.8 0.4   0.6 0.5 10.2 29.5 0.0   0.1   0.0   16.4 67.2   39.3   106.5  
1968
1.2   21.5   18.3 0.4   0.6 0.5 8.8 28.6 0.0   0.1   0.0   18.1 69.5   43.1   112.6  
1969
1.1   24.5   17.7 0.4   0.7 0.5 9.9 29.2 0.0   0.1   0.0   19.8 74.8   47.3   122.1  
1970
0.9   26.5   18.7 0.4   0.7 0.5 9.4 29.7 0.0   0.1   0.0   21.7 78.8   52.4   131.2  
1971
0.8   28.9   18.1 0.4   0.7 0.6 16.0 35.8 0.0   0.1   0.0   23.2 88.8   55.9   144.7  
1972
0.6   31.0   18.9 0.3   0.8 0.6 15.7 36.3 0.0   0.1   0.0   24.8 92.9   59.4   152.2  
1973
0.8   30.3   19.6 0.2   0.8 0.6 16.3 37.5 0.0   0.1   0.0   27.1 95.8   64.4   160.3  
1974
0.9   30.4   18.5 0.2   0.8 0.6 11.9 31.9 0.0   0.2   0.0   26.1 89.5   63.3   152.8  
1975
0.5   25.5   19.2 0.2   0.8 0.6 7.4 28.2 0.0   0.2   0.0   29.3 83.7   70.3   154.0  
1976
0.5   28.6   18.6 0.2   0.9 0.7 8.8 29.1 0.0   0.2   0.0   30.7 89.1   73.8   162.9  
1977
0.8   28.0   19.5 0.1   0.9 0.6 8.0 29.0 0.0   0.2   0.0   30.2 88.2   72.3   160.6  
1978
0.6   28.2   19.1 0.1   0.8 0.6 6.3 27.0 0.0   0.3   0.0   30.9 86.9   74.9   161.8  
1979
3.8   32.9   21.2 0.2   0.1 0.6 6.9 29.0 0.0   0.3   0.0   31.2 97.2   74.8   172.0  
1980
0.7   29.1   16.7 0.1   0.5 0.6 7.3 25.2 0.0   0.4   0.0   32.0 87.4 [R ] 77.2   164.6 [R ]
1981
0.8   32.4 [R ] 9.1 0.1   0.6 0.7 1.3 11.8 0.0   0.3   0.0   32.7 78.0 [R ] 76.8   154.8 [R ]
1982
2.1   31.2 [R ] 10.3 0.5   0.5 0.7 2.8 14.9 0.0   0.5   0.0   33.1 81.7 [R ] 78.5   160.2 [R ]
1983
2.1   31.3 [R ] 16.2 0.2   0.6 0.9 3.5 21.5 0.0   0.3   0.0   34.5 89.7 [R ] 81.5   171.2 [R ]
1984
1.6   25.9 [R ] 19.1 0.4 [R ] 0.7 0.8 4.8 25.5 0.0   0.4   0.0   32.3 85.7   73.9   159.6 [R ]
1985
2.3   24.9 [R ] 12.6 0.5   0.6 0.9 1.6 16.2 0.0   0.5   0.0   32.8 76.8   75.6   152.4  
1986
2.4   24.6 [R ] 10.0 0.3   0.5 0.9 5.5 17.1 0.0   0.5   0.0   35.0 79.7   79.0   158.7  
1987
3.4   26.4   12.9 0.1   0.6 0.9 11.5 26.1 0.0   0.5   0.0   37.1 93.4   82.5 [R ] 175.9  
1988
2.4   26.6 [R ] 12.4 0.4   0.6 0.9 4.5 18.8 0.0   0.5   0.0   39.4 87.6 [R ] 87.6 [R ] 175.3 [R ]
1989
1.1   27.6 [R ] 13.0 0.5   0.7 1.0 8.1 23.3 0.0 [k ] 1.2 [k ] 0.0 [k ] 36.3 89.5 [k R ] 84.4 [R ] 174.0 [k R ]
1990
1.0   24.7   14.5 0.3   0.7 1.2 3.4 20.1 0.0   1.6   0.0   37.6 85.0   87.0   171.9 [R ]
1991
0.9   39.1   15.5 0.3   0.8 0.6 0.8 18.0 0.0   1.1   0.0   38.4 97.5   88.1 [R ] 185.6  
1992
0.3   43.6   17.4 0.2   0.9 0.5 3.0 22.1 0.0   1.7   0.0   38.7 106.3 [R ] 88.3   194.6 [R ]
1993
0.3   44.7 [R ] 16.7 0.5   0.9 0.2 1.2 19.4 0.0   2.4   0.0   41.0 107.8 [R ] 93.4 [R ] 201.2 [R ]
1994
0.8   45.2 [R ] 19.8 1.2   0.9 0.2 1.3 23.5 0.0   2.3   0.0   47.5 119.3 [R ] 107.0   226.2 [R ]
1995
6.4   47.9 [R ] 18.0 1.2   1.1 0.2 0.7 21.2 0.0   3.6   0.0   81.0 160.1 [R ] 183.9   344.0 [R ]
1996
0.9   47.0 [R ] 19.0 0.9   1.2 0.2 0.7 21.9 0.0   3.8   0.0   81.1 154.8 [R ] 184.5 [R ] 339.3 [R ]
1997
1.2   51.4 [R ] 14.5 1.3   1.3 0.2 0.3 17.5 0.0   3.9   0.0   82.1 156.1 [R ] 186.1   342.2 [R ]
1998
1.2   59.5   14.9 1.8   1.2 0.2 0.3 18.2 0.0   3.3   0.0   85.1 167.3   193.1   360.4 [R ]
1999
1.0   59.9 [R ] 12.9 1.4   1.1 0.2 0.3 15.9 0.0   3.2   0.0   87.6 167.5 [R ] 200.3   367.8 [R ]
2000
1.9   57.4 [R ] 15.0 2.1   0.9 0.6 0.5 19.1 0.0   3.4   0.0   90.4 172.3   205.7 [R ] 378.0 [R ]
2001
1.7   62.0   14.6 2.0   1.0 0.2 0.2 18.0 0.0   2.3 [R ] 0.0   92.1 176.1 [R ] 205.3 [R ] 381.4 [R ]
2002
0.1   65.7   14.6 1.0   1.1 0.2 0.4 17.2 0.0   2.0 [R ] 0.0   74.5 159.4 [R ] 166.2 [R ] 325.6 [R ]
2003
0.1   72.6   13.0 1.1   1.5 0.2 1.8 17.5 0.0   2.3 [R ] 0.0   57.8 150.4 [R ] 127.6 [R ] 278.0 [R ]
2004
1.2   72.2 [R ] 12.3 0.7   1.3 0.2 0.5 15.0 0.0   2.8 [R ] 0.0   58.9 150.1 [R ] 130.3 [R ] 280.5 [R ]
2005
0.7   72.9 [R ] 10.4 0.7   1.3 0.2 0.6 13.2 0.0   3.0 [R ] 0.0   61.2 151.0 [R ] 133.8 [R ] 284.8 [R ]
2006
1.0   65.0   10.5 0.4   1.2 0.2 0.3 12.5 0.0   3.1   0.0   101.4 183.1   219.3   402.4  
aThe continuity of these data series estimates may be affected by changing data sources and estimation methodologies. 
See the Technical Notes for each type of energy.
iSmall amounts of solar thermal and photovoltaic energy consumed in the commercial sector cannot be separately
identified and are included in residential consumption.
bPhysical unit data include supplemental gaseous fuels (SGF) for all years; Btu data exclude SGF for 1980 forward. jFrom 1981 through 1992, includes fuel ethanol blended into motor gasoline but not shown in the motor gasoline column.
cLiquefied petroleum gases. kThere is a discontinuity in this time series between 1988 and 1989 due to the expanded coverage of renewable energy
sources beginning in 1989.
dBeginning in 1993, includes fuel ethanol blended into motor gasoline. – – = Not applicable.
eIncludes small amounts of petroleum coke not shown separately. Where shown, R = Revised data and (s) = Physical unit value less than 0.5 or Btu value less than 0.05.
fConventional hydroelectric power.  Does not include pumped-storage hydroelectricity. Note:  Totals may not equal sum of components due to independent rounding.
gWood and waste. Prior to 2001, includes non-biomass waste. Sources:  Data sources, estimation procedures, and assumptions are described in the Technical Notes.
hIncurred in the generation, transmission, and distribution of electricity plus plant use and unaccounted for electrical system
energy losses.