How are these numbers calculated?

Big Games

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

Week of 7/1100.0*Chance in playoffs100.0*Average seed
Panama City 0 Orlando City 2 +32.4
+1.1
Orlando City 2 Mississippi 1 +12.0
+0.4
Tampa 2 Bradenton 0 +7.5
+0.1
Jax 1 Panama City 3 -1.9
-0.1
Tampa 2 Ocala 2 +1.1
+0.1
Ft. Lauderdale 0 Ocala 3 -0.8
-0.1
Mississippi 1 Tampa 0 +0.4
+0.0
Ft. Lauderdale 1 Jax 0 +0.2
River City 1 Inferno 2 -0.2
Maryland 1 Northern Virginia 0 +0.2
West-Texas 1 El Paso 4 -0.1
Nashville 0 West Virginia 0 *-0.1
Kansas City 5 St. Louis 1 +0.1
Hamilton 1 Fire-PDL 4 *-0.1
NJ Rangers 4 Spartans 0 +0.1
Virginia Beach 1 SW Virginia 3 *-0.1
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Mississippi 2 Bradenton 1 +16.6
+0.2
Orlando City 1 Bradenton 3 -15.2
-0.6
Winnipeg 2 Springfield 1 -14.1
Carolina 1 Northern Virginia 1 -14.0
Long Island 0 Express 2 -14.0
New Orleans 1 Austin 0 -13.9
Ottawa 1 Western Mass 1 -13.9
Vermont 2 Azul 4 -13.8
West-Texas 2 Texas 0 -13.8
Spartans 0 NJ Rangers 1 -13.8
Portland Phoenix 5 Boston 0 -13.8
Fresno 3 Southern Cal 1 -13.8
Thunder Bay 3 Kansas City 1 -13.7
Seacoast 0 Worcester 2 -13.7
El Paso 1 Laredo 4 -13.7
-0.1
Baltimore 2 Brooklyn 2 -13.6
Orlando City 1 Tampa 1 -6.5
-0.3
Ocala 2 Panama City 0 +2.7
-0.3
Ft. Lauderdale 2 Panama City 2 +0.8
El Paso 0 Austin 1 -0.1
Week of 7/15100.0*Chance in playoffs100.0*Average seed
Jax 1 Orlando City 3 In
+0.2

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Make Playoffs