Year	C	P	W^p	I	K(-1)	X	W^g	G	T	W
1920	39.8	12.7	28.8	2.7	180.1	44.9	2.2	2.4	3.4	31
1921	41.9	12.4	25.5	-0.2	182.8	45.6	2.7	3.9	7.7	28.2
1922	45	16.9	29.3	1.9	182.6	50.1	2.9	3.2	3.9	32.2
1923	49.2	18.4	34.1	5.2	184.5	57.2	2.9	2.8	4.7	37
1924	50.6	19.4	33.9	3	189.7	57.1	3.1	3.5	3.8	37
1925	52.6	20.1	35.4	5.1	192.7	61	3.2	3.3	5.5	38.6
1926	55.1	19.6	37.4	5.6	197.8	64	3.3	3.3	7	40.7
1927	56.2	19.8	37.9	4.2	203.4	64.4	3.6	4	6.7	41.5
1928	57.3	21.1	39.2	3	207.6	64.5	3.7	4.2	4.2	42.9
1929	57.8	21.7	41.3	5.1	210.6	67	4	4.1	4	45.3
1930	55	15.6	37.9	1	215.7	61.2	4.2	5.2	7.7	42.1
1931	50.9	11.4	34.5	-3.4	216.7	53.4	4.8	5.9	7.5	39.3
1932	45.6	7	29	-6.2	213.3	44.3	5.3	4.9	8.3	34.3
1933	46.5	11.2	28.5	-5.1	207.1	45.1	5.6	3.7	5.4	34.1
1934	48.7	12.3	30.6	-3	202	49.7	6	4	6.8	36.6
1935	51.3	14	33.2	-1.3	199	54.4	6.1	4.4	7.2	39.3
1936	57.7	17.6	36.8	2.1	197.7	62.7	7.4	2.9	8.3	44.2
1937	58.7	17.3	41	2	199.8	65	6.7	4.3	6.7	47.7
1938	57.5	15.3	38.2	-1.9	201.8	60.9	7.7	5.3	7.4	45.9
1939	61.6	19	41.6	1.3	199.9	69.5	7.8	6.6	8.9	49.4
1940	65	21.1	45	3.3	201.2	75.7	8	7.4	9.6	53
1941	69.7	23.5	53.3	4.9	204.5	88.4	8.5	13.8	11.6	61.8