condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.03397265 0.0 0.0679453 4 h after light 0.0 0.0 0.0 8 h after light 0.0350225 0.0 0.070045 12 h after light 0.145541 0.13624 0.154842 2 h after dark 0.07287245 0.0698266 0.0759183 4 h after dark 0.1328425 0.130377 0.135308 8 h after dark 0.0367841 0.0 0.0735682 12 h after dark 0.0 0.0 0.0