the led lighting market share in general lighting is expected to be 45 percent in 2016 and almost 70 percent in 2020. These figures are 2 and 5 percentage points higher (respectively) than forecast in 2011. it is worth noting that the predicted growth rates of LEDs value-and unit-based contributions vary over the short and mid term. The unit-based penetration speed of Led light sources is projected to accelerate over time. The annual unit share is expected to gain 2 percentage points on average through to 2013, while the increase averages 6 percentage points for the period from 2014 to 2020. In contrast, the value-based penetration speed is set to decrease over time due to a counter effect of declining average sales prices Annual penetration is forecast to rise by an average of 9 percentage points through to 2014, while growth average only 6 percentage points between 2015 to 2020.