condition mean min max 4 h after light 0.5613785 0.559196 0.563561 8 h after light 0.75129 0.524158 0.978422 12 h after light 0.47716250000000004 0.317012 0.637313 4 h after dark 1.0510000000000002 0.91828 1.18372 8 h after dark 0.6764325 0.453618 0.899247 12 h after dark 0.8876345 0.618349 1.15692