Mean Sea Level at Stockholm,
Sweden (NOAA 050-141, PSMSL 78)
The plot shows the monthly mean sea level without the regular seasonal fluctuations due to coastal ocean temperatures, salinities, winds, atmospheric pressures, and ocean currents. By default, the long-term linear trend is also shown, in red, along with its 95% confidence interval. The plotted values are relative to the most recent Mean Sea Level datum established by NOAA CO-OPS.
Read more clearly: https://sealevel.info/MSL_graph.php?id=Stockholm&boxcar=1&boxwidth=3