1998, no. 1 | 95.9 (SD = 2.7, 23 participants) | 94.9 (SD = 3.6, 384 participants) | 1.0 (−0.47 to 2.57) |
1998, no. 2 | 97.3 (SD = 2.8, 25 participants) | 96.3 (SD = 3.2, 464 participants) | 1.0 (−0.27 to 2.27) |
1999, no. 1 | 98.6 (SD = 2.9, 24 participants) | 97.7 (SD = 3.8, 448 participants) | 0.9 (−0.61 to 2.49) |
1999, no. 2 | 95.4 (SD = 3.4, 21 participants) | 93.4 (SD = 3.8, 449 participants) | 2.0 (0.34 to 3.70) |
2000, no. 1 | 99.6 (SD = 1.0, 22 participants) | 98.5 (SD = 2.9, 409 participants) | 1.1 (−0.08 to 2.34) |
2000, no. 2 | 92.9 (SD = 5.7, 22 participants) | 93.4 (SD = 5.6, 444 participants) | −0.5 (−2.9 to 1.90) |
2001, no. 1 | 99.6 (SD = 1.7, 23 participants) | 97.1 (SD = 4.5, 453 participants) | 2.5 (0.69 to 4.41) |
2001, no. 2 | 100 (SD = 0.0, 23 participants) | 99.4 (SD = 1.7, 464 participants) | 0.6 (0.05 to 1.05) |
2002, no. 1 | 96.2 (SD = 4.4, 21 participants) | 94.9 (SD = 4.0, 464 participants) | 1.4 (−0.28 to 3.11) |
2002, no. 2 | 98.3 (SD = 2.2, 23 participants) | 98.6 (SD = 2.2, 455 participants) | −0.3 (−1.20 to 0.66) |
Overall mean score | 97.4 (SD = 3.69) | 96.4 (SD = 4.24) | 1.0 (0.48 to 1.60) |