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Table D.1

Reduced χ2 values corresponding to the maps shown in Fig. 5.

Data set Null model Profile alone Full map

5000 PSR @ 25% 17.0 1.53 0.89
10 000 PSR @ 25% 16.9 1.48 0.89
1000 PSR @ 15% 44.4 3.20 1.21
5000 PSR @ 15% 44.7 3.78 1.24
10 000 PSR @ 15% 44.6 3.48 1.11
1000 PSR @5% 345 23.2 3.34
5000 PSR @5% 345 23.5 2.56

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