MONTH , OTP ---------------,---------- 2017 January , 97 2017 February , 96 2017 March , 96.2 2017 April , 95.9 2017 May , 97.3 2017 June , 97.2 2017 July , 96.8 2017 August , 96.9 2017 September , 97.1 2017 October , 97.2 2017 November , 97.6 2017 December , 96.9 2018 January , 95.2 2018 February , 97.8 2018 March , 95.6 2018 April , 95.4 2018 May , 96.8 2018 June , 97.1 2018 July , 97.1 2018 August , 96.9 2018 September , 96.5 2018 October , 97 2018 November , 96.3 2018 December , 95.8 2019 January , 95.7 2019 February , 96.3 2019 March , 98 2019 April , 97.3 2019 May , 96.1 2019 June , 96.2 2019 July , 95.9 2019 August , 96 2019 September , 97.6 2019 October , 97.5 2019 November , 97.9 2019 December , 97.7 2020 January , 97.7 2020 February , 97.2 2020 March , 97.1 2020 April , 98.5 2020 May , 98.7 2020 June , 98.5 2020 July , 97.3 2020 August , 98.2 2020 September , 97.5 2020 October , 97.4 2020 November , 97 2020 December , 97.7 2021 January , 97.5 2021 February , 95.6 2021 March , 97.2 2021 April , 96.2 2021 May , 96.3 2021 June , 95.9 2021 July , 96.3 2021 August , 97.5 2021 September , 96.8 2021 October , 96.8 2021 November , 95.8 2021 December , 97.6 2022 January , 96 2022 February , 95 2022 March , 95.7 2022 April , 97.3 2022 May , 95.8 2022 June , 95 2022 July , 93.5 2022 August , 93.5 2022 September , 94.9 2022 October , 94.8 2022 November , 96.3 2022 December , 94.6 2023 January , 96.7 2023 February , 96.8 2023 March , 96.5 2023 April , 96.3 2023 May , 96.8 2023 June , 96.5 2023 July , 93.1 2023 August , 92.5 2023 September , 93.3 2023 October , 95.7 2023 November , 96.2 2023 December , 95.5