import numpy as np
spot_matrix = np.array([
   [10, 11, 12, 13, 14, 15],
   [11, 12, 13, 14, 15, 16],
   [12, 13, 14, 15, 16, 17],
   [13, 14, 15, 16, 17, 18],
   [14, 15, 16, 17, 18, 19],
   [15, 16, 17, 18, 19, 20]
])

spot_counts = {}
for i in range(0, 6):
    for j in range(0, 6):
        if spot_matrix[i][j] not in spot_counts.keys():
            spot_counts[spot_matrix[i][j]] = 1
        else:
            spot_counts[spot_matrix[i][j]] += 1

spot_probs = {k: spot_counts[k]/36 for k in spot_counts}
print(spot_probs.values())