"c           VAR 0217      01118 COAL    1A 850-919               MD= 1E-37   "
"c           REF 0217         LOC 1914 WIDTH  9             DK  31 COL 26-34  "
"c                                                 EXP DEC=  1                "
"c                                                                            "
"c              BITUMINOUS COAL PRODUCTION                                    "
"c              --------------------------                                    "
"c                                                                            "
"c              NBER SERIES:  01118                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  MILLIONS OF SHORT TONS                                "
"c              ANNUAL COVERAGE:  1850-1919                                   "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  NONE                                       "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  U.S. BUREAU OF MINES, MINERAL RESOURCES, 1924, PT.   "
"c              II, PP. 588-589.                                              "
"c                                                                            "
"c              NOTES:  SERIES 01118 IS PRESENTED HERE AS TWO                 "
"c              VARIABLES--(1)--ORIGINAL DATA, 1850-1919  (2)--ORIGINAL       "
"c              DATA, 1905-1958.                                              "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "
-1
1850.
1919.
2.90000
3.30000
3.70000
4.20000
4.60000
4.80000
5.00000
5.20000
5.50000
6.00000
6.50000
6.70000
7.80000
9.50000
11.1000
11.9000
13.4000
14.7000
15.9000
15.8000
17.4000
27.5000
27.2000
31.4000
27.8000
29.9000
30.5000
34.8000
36.2000
37.9000
42.8000
54.0000
68.4000
77.3000
83.0000
72.8000
74.6000
88.6000
102.000
95.7000
111.300
117.900
126.900
128.400
118.800
135.100
137.600
147.600
166.600
193.300
212.300
225.800
260.200
282.700
278.700
315.100
342.900
394.800
332.600
379.700
417.100
405.900
450.100
478.400
422.700
442.600
502.500
551.800
579.400
465.900