condition mean min max 3 h after light 1.480179 0.328238 2.62111 7 h after light 1.623996 0.460194 3.57755 11 h after light 1.39682775 0.416161 2.94322 2 h after dark 1.2775731666666665 0.40338 2.6406 6 h after dark 1.3121790833333333 0.526668 2.51402 10 h after dark 1.6105145 0.439278 3.19614