Update traceweight query

scripts/Queries/ResultsData.pm

@@ -16,8 +16,17 @@ sub query {
     my $extra =
       Filters::build_filter_clause( $experiment_dir, @filter_config_names );
 
+    # This query basically asks: How much faultspace area
+    # ended up in each possible outcome?
+    # The "SUM(t.time2 - t.time1 + 1)" part combined with the
+    # "JOIN result_GenericExperimentMessage" part repeats each
+    # equivalence class for each injection, so the faultspace area
+    # is "equivalence interval" in ticks (t.time2 - t.time1 + 1) times
+    # the number of injected bits.
+    # For a single byte pilot (e.g., uint8 variable), the faultspace area
+    # would be inflated by x8 (8 possible bits to inject).
     my $querystring = "SELECT
-benchmark, resulttype, sum(t.time2 - t.time1 + 1) AS faults
+benchmark, resulttype, SUM(t.time2 - t.time1 + 1) AS faults
 FROM variant v
 JOIN trace t ON v.id = t.variant_id
 JOIN fspgroup g ON g.variant_id = t.variant_id AND g.instr2 = t.instr2 AND g.data_physical_address = t.data_physical_address