Troll pressure
2005       -       -       -       -       -       -   832.2   830.4       -       -   836.8   850.3
2006       -       -       -       -       -       -       -       -       -       -       -       -
2007       -       -       -       -       -       -       -   832.9   837.1   834.7       -       -
2008       -       -       -       -       -       -       -       -       -       -       -       -
2009       -       -       -       -       -       -       -       -       -   832.9   842.2   840.3
2010   846.5   843.2   837.5   835.5   838.4   830.5       -   828.1   832.7   830.4   834.0   843.6
2011   842.8   839.0   839.6   836.7   832.7   837.4   837.8   836.0   838.4   834.5   841.7   833.0
2012   833.5   839.4   838.3   834.2   836.4   840.2   829.7   829.4   831.3   831.4   840.8   844.2
2013   842.4   835.1   830.2   835.7   835.3   846.7   833.4   839.1   840.8   835.1   834.4   839.2
2014   844.8   838.5   835.7   833.9   841.0   836.3   832.6   832.0   838.2   831.6   836.3   835.7
2015   841.0   835.3   832.8   833.2   832.4   835.1   825.5   825.2   827.5   838.3       -   842.2
2016   836.5   836.5   830.2   834.5   831.8   827.2   829.7   835.8   828.9   828.4   843.9   845.4
2017   847.5   841.2   839.9   832.2   832.1   837.1   831.4   827.2   831.1   840.1   834.8   839.1
2018       -   835.9   841.8   839.4   839.5   841.3   831.9   835.3   829.3   830.8   833.8   842.1
2019   839.6   841.2   838.3   837.1   838.0   828.7   837.6   832.6   830.1   836.0   846.9   849.4
2020   844.2       -       -   838.3       -   835.2   833.3   838.2       -       -       -       -
2021       -       -       -       -       -       -       -       -       -       -       -       -
2022       -       -       -       -       -       -       -       -       -       -       -       -
2023       -       -       -       -       -       -       -       -       -       -       -       -
2024       -       -       -       -       -       -       -       -       -       -       -       -