condition mean min max 0 h after light 2.80133 2.67094 2.93172 2 h after light 0.6479745 0.629574 0.666375 4 h after light 0.7575135 0.744986 0.770041 8 h after light 1.151365 1.0096 1.29313 12 h after light 1.329835 1.24485 1.41482 2 h after dark 2.27965 2.16897 2.39033 4 h after dark 2.98262 2.50001 3.46523 8 h after dark 3.6502 3.47544 3.82496 12 h after dark 3.28505 3.09334 3.47676