sunspot.year <- stats::ts(c( 5.00, 11.00, 16.00, 23.00, 36.00, 58.00, 29.00, 20.00, 10.00, 8.00, 3.00, 0.00, 0.00, 2.00, 11.00, 27.00, 47.00, 63.00, 60.00, 39.00, 28.00, 26.00, 22.00, 11.00, 21.00, 40.00, 78.00, 122.00, 103.00, 73.00, 47.00, 35.00, 11.00, 5.00, 16.00, 34.00, 70.00, 81.00, 111.00, 101.00, 73.00, 40.00, 20.00, 16.00, 5.00, 11.00, 22.00, 40.00, 60.00, 80.90, 83.40, 47.70, 47.80, 30.70, 12.20, 9.60, 10.20, 32.40, 47.60, 54.00, 62.90, 85.90, 61.20, 45.10, 36.40, 20.90, 11.40, 37.80, 69.80, 106.10, 100.80, 81.60, 66.50, 34.80, 30.60, 7.00, 19.80, 92.50, 154.40, 125.90, 84.80, 68.10, 38.50, 22.80, 10.20, 24.10, 82.90, 132.00, 130.90, 118.10, 89.90, 66.60, 60.00, 46.90, 41.00, 21.30, 16.00, 6.40, 4.10, 6.80, 14.50, 34.00, 45.00, 43.10, 47.50, 42.20, 28.10, 10.10, 8.10, 2.50, 0.00, 1.40, 5.00, 12.20, 13.90, 35.40, 45.80, 41.10, 30.10, 23.90, 15.60, 6.60, 4.00, 1.80, 8.50, 16.60, 36.30, 49.60, 64.20, 67.00, 70.90, 47.80, 27.50, 8.50, 13.20, 56.90, 121.50, 138.30, 103.20, 85.70, 64.60, 36.70, 24.20, 10.70, 15.00, 40.10, 61.50, 98.50, 124.70, 96.30, 66.60, 64.50, 54.10, 39.00, 20.60, 6.70, 4.30, 22.70, 54.80, 93.80, 95.80, 77.20, 59.10, 44.00, 47.00, 30.50, 16.30, 7.30, 37.60, 74.00, 139.00, 111.20, 101.60, 66.20, 44.70, 17.00, 11.30, 12.40, 3.40, 6.00, 32.30, 54.30, 59.70, 63.70, 63.50, 52.20, 25.40, 13.10, 6.80, 6.30, 7.10, 35.60, 73.00, 85.10, 78.00, 64.00, 41.80, 26.20, 26.70, 12.10, 9.50, 2.70, 5.00, 24.40, 42.00, 63.50, 53.80, 62.00, 48.50, 43.90, 18.60, 5.70, 3.60, 1.40, 9.60, 47.40, 57.10, 103.90, 80.60, 63.60, 37.60, 26.10, 14.20, 5.80, 16.70, 44.30, 63.90, 69.00, 77.80, 64.90, 35.70, 21.20, 11.10, 5.70, 8.70, 36.10, 79.70, 114.40, 109.60, 88.80, 67.80, 47.50, 30.60, 16.30, 9.60, 33.20, 92.60, 151.60, 136.30, 134.70, 83.90, 69.40, 31.50, 13.90, 4.40, 38.00, 141.70, 190.20, 184.80, 159.00, 112.30, 53.90, 37.50, 27.90, 10.20, 15.10, 47.00, 93.80, 105.90, 105.50, 104.50, 66.60, 68.90, 38.00, 34.50, 15.50, 12.60, 27.50, 92.50, 155.40, 154.70, 140.50, 115.90, 66.60, 45.90, 17.90, 13.40, 29.20, 100.20), start = 1700, end = 1988, frequency = 1)