ggplot(df.m, aes(x, value, colour = variable)) +
  geom_point(alpha = .5, shape = 20) +
  xlab('Index of Multiple Deprivation (2015)') +
  ylab('Average network distance to nearest 2ha+ greenspace (m)') +
  scale_y_log10() +
  geom_smooth(method=lm, se = FALSE)