condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 1.8875800000000003 1.50222 2.27294 4 h after dark 0.4947095 0.29102 0.698399 8 h after dark 0.0 0.0 0.0 12 h after dark 0.291543 0.288333 0.294753