USA UK Germany France Russia Japan RoW 1870 23 32 13 10 4 17 1882 29 27 14 9 3 19 1898 30 20 17 7 5 1 20 1908 35 15 16 6 5 1 21 1913 36 14 16 6 6 1 21 1927 42 9 12 7 4 3 22 1937 32 9 11 5 19 4 21
