Absolute value/percentage Age group According to whether or not said work was a part of the official study programme Total Absolute value Total ages Total 2,629.0 Absolute value Total ages Yes, entirely 244.8 Absolute value Total ages Yes, in part 188.4 Absolute value Total ages No 2,192.0 Absolute value Total ages Does not know 3.8 Absolute value 16-19 Total 171.2 Absolute value 16-19 Yes, entirely 6.8 Absolute value 16-19 Yes, in part 3.8 Absolute value 16-19 No 160.7 Absolute value 16-19 Does not know . Absolute value 20-22 Total 334.9 Absolute value 20-22 Yes, entirely 20.1 Absolute value 20-22 Yes, in part 13.8 Absolute value 20-22 No 301.0 Absolute value 20-22 Does not know . Absolute value 23-25 Total 426.4 Absolute value 23-25 Yes, entirely 36.7 Absolute value 23-25 Yes, in part 21.6 Absolute value 23-25 No 367.8 Absolute value 23-25 Does not know 0.3 Absolute value 26-34 Total 1,696.5 Absolute value 26-34 Yes, entirely 181.2 Absolute value 26-34 Yes, in part 149.2 Absolute value 26-34 No 1,362.5 Absolute value 26-34 Does not know 3.4 Percentage Total ages Total 100.00 Percentage Total ages Yes, entirely 9.31 Percentage Total ages Yes, in part 7.17 Percentage Total ages No 83.38 Percentage Total ages Does not know 0.14 Percentage 16-19 Total 100.00 Percentage 16-19 Yes, entirely 3.95 Percentage 16-19 Yes, in part 2.19 Percentage 16-19 No 93.86 Percentage 16-19 Does not know . Percentage 20-22 Total 100.00 Percentage 20-22 Yes, entirely 5.99 Percentage 20-22 Yes, in part 4.13 Percentage 20-22 No 89.88 Percentage 20-22 Does not know . Percentage 23-25 Total 100.00 Percentage 23-25 Yes, entirely 8.60 Percentage 23-25 Yes, in part 5.07 Percentage 23-25 No 86.25 Percentage 23-25 Does not know 0.08 Percentage 26-34 Total 100.00 Percentage 26-34 Yes, entirely 10.68 Percentage 26-34 Yes, in part 8.80 Percentage 26-34 No 80.32 Percentage 26-34 Does not know 0.20