According to the data, approximately one quarter of Israeli Jews regularly visit the “Tombs of the Righteous,” while about half of these (14%) say they regularly participate in Lag Ba'omer festivities, which commemorates the death of Rabbi Shimon Bar Yochai who whose tomb rests on Mount Meron.
Broken down by degree of religious observance, Israelis who identify as "fully secular" hardly visit Mount Meron on Lag Ba'omer, while 3% of those considered "secular, but somewhat traditional" visit Mount Meron, and 9% visit the Tombs of the Righteous.
Some 10% of Jews self-identifying as "traditional" visit Mount Meron "when they can," and almost a quarter (23%) visit the tombs of the righteous.
Applied to raw numbers, 14 out of every 100 Israeli Jews say the go "when they can" to commemorate the anniversary of Shimon Bar Yochai's death on Lag Ba'omer, which accounts for nearly a million Israeli Jews.