# Bin YDate A B C D SS R Total 0 1950s 0.0 0.0 10.6 8.5 0.0 0.0 19.1 1 1960s 0.0 0.2 349.1 1309.5 520.6 0.0 2179.4 2 1970s 0.1 14.5 411.1 2581.1 894.9 0.0 3901.7 3 1980s 0.9 78.0 804.8 2847.5 3956.7 0.0 7687.8 4 1990s 0.7 423.1 690.5 1061.0 7658.1 0.0 9833.2 5 2000s 1.2 742.0 323.1 557.8 4518.1 0.0 6142.1 6 2010s 8.0 972.5 594.1 806.6 1825.7 0.0 4206.9 7 2020s 6.3 4031.0 404.5 594.7 930.5 0.0 5966.9 8 Total 17.1 6261.1 3587.8 9766.6 20304.5 0.0 39937.1