Insufficient pre- and post-period months 254 71% 35 10% Changed usage from the pre to post (> 70%) 253 71% 1 0% Ex ante savings higher than or ex ante savings 248 69% 5 1% <1% of pre-usage or post-period usage less than 200 therms 240 67% 8 2% PRISM screen: wrong signs on PRISM parameters 240 67% 0 0% inspection of pre/post 12-month usage (e.g., 232 65% 8 2% vacancies, anomalies) Final Analysis Group 232 65% 126 35% Table 100. Participant Attrition: Electric Analysis (HES-IE SP4) Participants Percent Number Percent Screen Remaining Remaining Dropped Dropped Original electric accounts 5,014 100% 0 0% Matched to billing data provided 4,938 98% 76 2% Insufficient pre- and post-period months 3,658 73% 1,280 26% Changed usage from the pre to post (> 70%) 3,625 72% 33 1% Ex ante savings higher than pre-usage, or ex ante savings 3,445 69% 180 4% <1% of pre-usage or post-period usage less than 1000 kWh 3,422 68% 23 0% PRISM screen: wrong signs on PRISM parameters 3,384 67% 38 1% Account-level inspection of pre/post 12-month usage 2,670 53% 714 14% (e.g., vacancies, anomalies) Final Analysis Group 2,670 53% 2,344 47% Table 101. Comparison Group Attrition: Electric Analysis (HES-IE SP4) Participants Percent Number Percent Screen Remaining Remaining Dropped Dropped Original electric accounts 418 100% 0 0% Matched to billing data provided 412 99% 6 1% Insufficient pre- and post-period months 269 64% 143 34% Changed usage from the pre to post (> 70%) 265 63% 4 1% Pre- or post-period usage less than 1000 kWh or more 260 62% 5 1% than maximum participant usage PRISM screen: wrong signs on PRISM parameters 256 61% 4 1% Account-level inspection of pre/post 12-month usage 256 61% 0 0% (e.g., vacancies, anomalies) Analysis Group 256 61% 162 39%
Insufficient pre- and post-period months 254 71% 35 10% Changed usage from the pre to post (> 70%) 253 71% 1 0% Ex ante savings higher than or ex ante savings <1% of pre-usage 248 69% 5 1% or post-period usage less than 200 therms 240 67% 8 2% PRISM screen: wrong signs on PRISM parameters 240 67% 0 0% inspection of pre/post 12-month usage (e.g., vacancies, anomalies) 232 65% 8 2% Final Analysis Group 232 65% 126 35% Table 100. Participant Attrition: Electric Analysis (HES-IE SP4) Screen Participants Remaining Percent Remaining Number Dropped Percent Dropped Original electric accounts 5,014 100% 0 0% Matched to billing data provided 4,938 98% 76 2% Insufficient pre- and post-period months 3,658 73% 1,280 26% Changed usage from the pre to post (> 70%) 3,625 72% 33 1% Ex ante savings higher than pre-usage, or ex ante savings <1% of pre-usage 3,445 69% 180 4% or post-period usage less than 1000 kWh 3,422 68% 23 0% PRISM screen: wrong signs on PRISM parameters 3,384 67% 38 1% Account-level inspection of pre/post 12-month usage (e.g., vacancies, anomalies) 2,670 53% 714 14% Final Analysis Group 2,670 53% 2,344 47% Table 101. Comparison Group Attrition: Electric Analysis (HES-IE SP4) Screen Participants Remaining Percent Remaining Number Dropped Percent Dropped Original electric accounts 418 100% 0 0% Matched to billing data provided 412 99% 6 1% Insufficient pre- and post-period months 269 64% 143 34% Changed usage from the pre to post (> 70%) 265 63% 4 1% Pre- or post-period usage less than 1000 kWh or more than maximum participant usage 260 62% 5 1% PRISM screen: wrong signs on PRISM parameters 256 61% 4 1% Account-level inspection of pre/post 12-month usage (e.g., vacancies, anomalies) 256 61% 0 0% Analysis Group 256 61% 162 39%