text: 9. Audit, audit related and other non-audit services  The following fees were paid or are payable to the company’s auditors, KPMG LLP and other firms in the KPMG network, for the year ended 31 March 2019. Figures in the table below for the years ended 31 March 2017 and 2018 are in respect of fees paid to the company’s previous auditors, PricewaterhouseCoopers LLP.
text: a Services in relation to the audit of the parent company and the consolidated financial statements, including fees for reports under section 404 of the Sarbanes-Oxley Act. This also includes fees payable for the statutory audits of the financial statements of subsidiary companies. This excludes amounts for the audit of BT Group Employee Share Ownership Trust and Ilford Trustees (Jersey) Limited amounting to £32,000.
text: b During the year a further £446,000 of fees were payable to PricewaterhouseCoopers LLP in relation to the audit of 2017/18 subsidiary accounts and the audit of our restated IAS 19 accounting valuation of retirement benefit obligations, which have not been included in the 2019 balances in the above table.
text: c Services in relation to other statutory filings or engagements that are required by law or regulation to be carried out by an appointed auditor. This includes fees for the review of interim results, the accrued fee for the audit of the group’s regulatory financial statements and reporting associated with the group’s US debt shelf registration. d Services relating to tax returns, tax audits, monitoring and enquiries.
text: e Fees payable for all taxation advisory services not falling within taxation compliance. All other assurance services include fees payable to KPMG LLP for agreed upon procedures performed on the estimated impact of the new IFRS 15 revenue accounting standard, which took effect from 1 April 2018 for the 2017/18 audit. g Fees payable for all non-audit services not covered above, principally comprising other advisory services.
text: f All other assurance services include fees payable to KPMG LLP for agreed upon procedures performed on the estimated impact of the new IFRS 15 revenue accounting standard, which took effect from 1 April 2018 for the 2017/18 audit.
text: g Fees payable for all non-audit services not covered above, principally comprising other advisory services.

Table:
2019
2018
2017
Year ended 31 March
£000
£000
£000
Fees payable to the company’s auditors and its associates for:
Audit services a,b
The audit of the parent company and the consolidated financial statements
8,165
5,418
4,316
The audit of the company’s subsidiaries
6,061
5,877
5,675
14,226
11,295
9,991
Audit related assurance services c
2,236
1,771
1,865
Other non-audit services
Taxation compliance services d
–
–
366
Taxation advisory services e
–
–
111
All other assurance services f
748
211
200
All other services g
210
592
2,332
958
803
3,009
Total services
17,420
13,869
14,865

Questions:
question: What was The audit of the parent company and the consolidated financial statements in 2019?
answer: 8,165
scale: thousand
question: What was the  All other services in 2019?
answer: 210
scale: thousand
question: What was the change in the The audit of the parent company and the consolidated financial statements from 2018 to 2019?
answer: 2747
derivation: 8,165 - 5,418
scale: thousand
question: What is the average The audit of the company’s subsidiaries from 2017-2019?
answer: 5871
derivation: (6,061 + 5,877 + 5,675) / 3
scale: thousand
question: What is the percentage change in the Total services from 2018 to 2019?
answer: 25.6
derivation: 17,420 / 13,869 - 1
scale: percent