How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/7100.0*Relegated100.0*Average seed
Frickley 2 Worksop Town 1 -6.9
+0.4
Whitby Town 2 Stafford 1 +1.9
-0.1
Nantwich Town 0 Frickley 0 +1.9
-0.1
FC United 1 Buxton 2 +1.7
-0.1
North Ferriby 1 Whitby Town 0 -1.2
+0.0
Chorley 3 Chasetown 2 -0.9
+0.0
Chasetown 1 Hednesford Town 2 -0.9
+0.1
Buxton 2 Matlock Town 1 +0.6
Stocksbridge 1 Chester 2 -0.6
+0.0
Buxton 3 Stafford 1 +0.2
Week of 4/14100.0*Relegated100.0*Average seed
Bradford PA 3 Frickley 0 +8.5
-0.4
Rushall Olympic 2 Frickley 2 +5.6
-0.2
Whitby Town 3 Burscough 3 -3.0
+0.1
Mickleover 1 Chester 3 -1.6
+0.1
Chasetown 2 North Ferriby 2 -1.2
+0.0
Stocksbridge 1 Nantwich Town 5 -0.5
Worksop Town 1 Stocksbridge 1 +0.1
Week of 4/21100.0*Relegated100.0*Average seed
Frickley 4 Stafford 3 -34.4
+0.5
Burscough 4 Chasetown 4 -7.5
+0.1
Ashton United 0 Mickleover 3 +5.8
-0.5
Stocksbridge 1 Kendal Town 3 -0.7
Points
Chance Will Win Championship