condition mean min max 0 h after light 55.31335 52.8406 57.7861 2 h after light 50.4097 46.4145 54.4049 4 h after light 54.7462 53.2488 56.2436 8 h after light 60.0647 52.3742 67.7552 12 h after light 73.18805 72.0124 74.3637 2 h after dark 77.25315 74.3654 80.1409 4 h after dark 71.2282 67.5087 74.9477 8 h after dark 69.69200000000001 68.4986 70.8854 12 h after dark 63.7935 63.3519 64.2351