oefficient 1.32 1.27 1.23 1.19 1.15 1.11 1.07 1.04 1.00 GDP inflation coefficient to 2023 value 1.28 1.25 1.23 1.21 1.18 1.12 1.13 1.07 1.00 Total costs adjusted for time & inflation £426,497 £115,739 £169,240 £132,871 £105,257 £123,138 £205,325 £112,627 £98,049 £1,488,743 Social Finance Limited +44 (0) 20 7770 6836 87 Vauxhall Walk, London SE11 5HJ socialfinance.org.uk 106 *Development of the TFE in 2021 driving initial development cost that year 9f. Total benefit calculation Scenario 1 (using survey data only) Years 2015 2016 2017 2018 2019 2020 2021 2022 2023 Total Total hours saved TFD 424 1,573 2,987 4,153 5,245 5,175 7,518 7,150 8,042 42,267 Total £ saved TFD £10,251 £38,015 £72,186 £100,377 £126,754 £125,064 £181,681 £172,808 £194,357 £1,021,494 Total hours saved TFE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 4,497 4,497 Total £ saved TFE £0 £0 £0 £0 £0 £0 £0 £0 £158,566 £158,566 Total £ saved TFD & TFE £10,251 £38,015 £72,186 £100,377 £126,754 £125,064 £181,681 £172,808 £352,923 £1,180,061 Wage inflation deflator 0.74 0.76 0.78 0.80 0.83 0.85 0.89 0.94 1.00 Time coefficient 1.32 1.27 1.23 1.19 1.15 1.11 1.07 1.04 1.00 GDP inflation coefficient to 2023 value 1.28 1.25 1.23 1.21 1.18 1.12 1.13 1.07 1.00 Total benefit adjusted for time & inflation £12,820 £46,111 £84,831 £115,225 £142,564 £131,787 £195,067 £179,648 £352,923 £1,260,977 Scenario 2 (using survey and interviews data) Years 2015 2016 2017 2018 2019 2020 2021 2022 2023 Total Total hours saved TFD 547 2,029 3,852 5,357 6,765 6,674 9,696 9,222 10,372 54,514 Total £ saved TFD £13,222 £49,030 £93,102 £129,461 £163,481 £161,302 £234,323 £222,880 £250,672 £1,317,472 Total hours saved TFE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 4,497 4,497 Total £ saved TFE £0 £0 £0 £0 £0 £0 £0 £0 £158,566 £158,566 Total £ saved T